code: def subtest_normal_distrib(self, xs, mean, std):
      _, pvalue = stats.kstest(xs, "norm", (mean, std))
      assert pvalue > 1e-5
  
file_path: pfrl/tests/utils_tests/test_random.py
imports: import timeit
  import unittest
  import numpy
  import pytest
  from scipy import stats
  from pfrl.utils.random import sample_n_k
label_desc: Use image node_id 7 for calling the TestSampleNK obj's underlying member method code with example usage: obj.subtest_normal_distrib(xs, mean, std) without return types